San Antonio River Descending a Staircase

The San Antonio River at Falls City.
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The water’s pretty clear.  You can even see the bottom.

san antonio river - falls city delta - the bottom 20130725_151735 (2)
Churning waters as the river pours over a wide sandstone abutment.
9 falls city

The San Antonio River descending a staircase.  Notice the water level at right, compared to the left.

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Buttonbush and American elm crowd a tiny island. I thought American elms were all gone!
6.76 buttonbush
6 american elm

Fossils.  Maybe a yellow sandshell.

san antonio river - falls city delta - clams 20130725_151400 (2)
san antonio river - falls city delta - whitecaps 20130725_155201 (2)